Example usage for com.fasterxml.jackson.core JsonParser getCurrentToken

Introduction

In this page you can find the example usage for com.fasterxml.jackson.core JsonParser getCurrentToken.

Prototype

public abstract JsonToken getCurrentToken();

Source Link

Document

Accessor to find which token parser currently points to, if any; null will be returned if none.

Usage

From source file:com.microsoft.azure.storage.table.ODataUtilities.java

/***
 * Reserved for internal use. Asserts that the token type of the parser is the end of an array.
 * /*from  w w  w.j  a v  a 2s .  c om*/
 * @param parser
 *            The {@link JsonParser} whose current token to check.
 */
protected static void assertIsEndArrayJsonToken(final JsonParser parser) throws JsonParseException {
    if (!(parser.getCurrentToken() == JsonToken.END_ARRAY)) {
        throw new JsonParseException(SR.EXPECTED_END_ARRAY, parser.getCurrentLocation());
    }
}

From source file:org.dbrain.data.jackson.serializers.JacksonSerializationUtils.java

/**
 * Helper method to ensure to get the current token.
 *//*  www  .  java 2  s . c  o m*/
public static JsonToken getToken(JsonParser parser) throws IOException {
    return parser.hasCurrentToken() ? parser.getCurrentToken() : parser.nextToken();
}

From source file:org.agorava.linkedin.jackson.DeserializationUtils.java

public static <T> T deserializeFromDataNode(JsonParser jp, DeserializationContext ctxt, String propertyName,
        TypeReference<T> typeReference) throws IOException, JsonProcessingException {
    if (jp.hasCurrentToken() && jp.getCurrentToken().equals(JsonToken.START_OBJECT)) {
        JsonNode dataNode = jp.readValueAs(JsonNode.class);
        if (dataNode.has(propertyName)) {
            return OBJECT_MAPPER.reader(typeReference).<T>readValue(dataNode.get(propertyName));
        }/*from  ww w. j a va2 s.c om*/
        return null;
    }
    throw ctxt.mappingException("Expected JSON object");
}

From source file:com.google.openrtb.json.OpenRtbJsonUtils.java

/**
 * Returns {@code true} if the JSON Object is NOT finished.
 * Logic is inverted so this is used as a loop-end condition.
 *//*from   w  w  w  .j  a  va2 s. c om*/
public static boolean endObject(JsonParser par) {
    JsonToken token = par.getCurrentToken();
    return token != null && token != JsonToken.END_OBJECT;
}

From source file:com.google.openrtb.json.OpenRtbJsonUtils.java

/**
 * Returns {@code true} if the JSON Object is NOT finished.
 * Logic is inverted so this is used as a loop-end condition.
 *///w w w  .ja va  2 s  .  c  o m
public static boolean endArray(JsonParser par) {
    JsonToken token = par.getCurrentToken();
    return token != null && token != JsonToken.END_ARRAY;
}

From source file:com.google.openrtb.json.OpenRtbJsonUtils.java

/**
 * Skips a field name if necessary, returning the current token then.
 *//* w w w.  j  av  a  2  s  .  c  o m*/
public static JsonToken peekToken(JsonParser par) throws IOException {
    JsonToken token = par.getCurrentToken();
    if (token == null || token == JsonToken.FIELD_NAME) {
        token = par.nextToken();
    }
    return token;
}

From source file:com.google.openrtb.json.OpenRtbJsonUtils.java

/**
 * Starts an Object, skipping the '{' token, and if necessary a field name before it.
 *//*  w  w w  .  j  a  v  a  2 s  .  c om*/
public static void startObject(JsonParser par) throws IOException {
    JsonToken token = par.getCurrentToken();
    if (token == null || token == JsonToken.FIELD_NAME) {
        token = par.nextToken();
    }
    if (token == JsonToken.START_OBJECT) {
        par.nextToken();
    } else {
        throw new JsonParseException(par, "Expected start of object");
    }
}

From source file:com.google.openrtb.json.OpenRtbJsonUtils.java

/**
 * Starts an Array, skipping the '[' token, and if necessary a field name before it.
 */// w  w w .  ja  v a  2  s  . c o  m
public static void startArray(JsonParser par) throws IOException {
    JsonToken token = par.getCurrentToken();
    if (token == null || token == JsonToken.FIELD_NAME) {
        token = par.nextToken();
    }
    if (token == JsonToken.START_ARRAY) {
        par.nextToken();
    } else {
        throw new JsonParseException(par, "Expected start of array");
    }
}

From source file:com.google.openrtb.json.OpenRtbJsonUtils.java

/**
 * Reads from either a JSON Value String (containing CSV) or a JSON Array.
 * The dual input format is needed because some fields (e.g. keywords) were allowed
 * to be of either type in OpenRTB 2.2; now in 2.3 they are all CSV strings only.
 * TODO: Simplify this to only accept CSV strings after 2.2 compatibility is dropped.
 *//*from   w ww .java  2  s  .  c om*/
public static String readCsvString(JsonParser par) throws IOException {
    JsonToken currentToken = par.getCurrentToken();
    if (currentToken == JsonToken.START_ARRAY) {
        StringBuilder keywords = new StringBuilder();
        for (startArray(par); endArray(par); par.nextToken()) {
            if (keywords.length() != 0) {
                keywords.append(',');
            }
            keywords.append(par.getText());
        }
        return keywords.toString();
    } else if (currentToken == JsonToken.VALUE_STRING) {
        return par.getText();
    } else {
        throw new JsonParseException(par, "Expected string or array");
    }
}

From source file:com.boundary.zoocreeper.Restore.java

private static void expectCurrentToken(JsonParser jp, JsonToken expected) throws IOException {
    final JsonToken currentToken = jp.getCurrentToken();
    if (currentToken != expected) {
        throw new IOException(String.format("Expected: %s, Found: %s", expected, currentToken));
    }/*from  w ww. j  a  v a  2  s.c  om*/
}